JPH0444500U - - Google Patents

Info

Publication number
JPH0444500U
JPH0444500U JP8597890U JP8597890U JPH0444500U JP H0444500 U JPH0444500 U JP H0444500U JP 8597890 U JP8597890 U JP 8597890U JP 8597890 U JP8597890 U JP 8597890U JP H0444500 U JPH0444500 U JP H0444500U
Authority
JP
Japan
Prior art keywords
centrifugal blowers
noise
rotary
blades
duct
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP8597890U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP8597890U priority Critical patent/JPH0444500U/ja
Publication of JPH0444500U publication Critical patent/JPH0444500U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)

Description

【図面の簡単な説明】
第１図は本考案の装置の一実施例の平面図、第
２図Ａは第１図の白矢印方向から眺めた側面図、
同図Ｂは第１図の白矢印Ｂ方向から眺めた正面図
、第３図は第１、第２の送風機の回転翼車の翼を
回転方向に角度θずらした両者の相対位置を透視
的に示す側面図である。 １……第１の送風機、２……送風機１の吸い込
み開口部、３……消音機能付きダクト、４……第
２の送風機、５……送風機４の吐出開口部、６…
…駆動モータ、７……駆動軸、８及び９……回転
翼車、１２……回転翼車の翼。

Claims (1)

    【実用新案登録請求の範囲】
  1. 第１及び第２の遠心型送風機を、消音機能を有
    するダクトにより直列接続する一方、上記第１及
    び第２の遠心型送風機の回転翼車を駆動する駆動
    軸を共通として該駆動軸を単一のモータで駆動す
    るとともに、上記第１及び第２の遠心型送風機の
    回転翼車の翼の回転方向の相対位置が騒音を低減
    するように調節して固定されていることを特徴と
    する低騒音型送風装置。
JP8597890U 1990-08-14 1990-08-14 Pending JPH0444500U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8597890U JPH0444500U (ja) 1990-08-14 1990-08-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8597890U JPH0444500U (ja) 1990-08-14 1990-08-14

Publications (1)

Publication Number Publication Date
JPH0444500U true JPH0444500U (ja) 1992-04-15

Family

ID=31817391

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8597890U Pending JPH0444500U (ja) 1990-08-14 1990-08-14

Country Status (1)

Country Link
JP (1) JPH0444500U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013148048A (ja) * 2012-01-23 2013-08-01 Panasonic Corp 消音ボックス付送風機

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4980609A (ja) * 1972-12-08 1974-08-03
JPS5126641A (ja) * 1974-08-30 1976-03-05 Dainippon Printing Co Ltd Tsugimenashikinzokuseimutantaijotainoseizoho
JPS642312A (en) * 1987-06-25 1989-01-06 Rishiyou Kogyo Kk Capacitor element

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4980609A (ja) * 1972-12-08 1974-08-03
JPS5126641A (ja) * 1974-08-30 1976-03-05 Dainippon Printing Co Ltd Tsugimenashikinzokuseimutantaijotainoseizoho
JPS642312A (en) * 1987-06-25 1989-01-06 Rishiyou Kogyo Kk Capacitor element

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013148048A (ja) * 2012-01-23 2013-08-01 Panasonic Corp 消音ボックス付送風機

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